LITHONIA, Ga. -- DeKalb County Police and the FBI are asking for help to find a man who used coffee to rob an ATM.

The incident happened around 11:00 a.m. at a QuikTrip located at 2776 Panola Road, Lithonia, Ga.

Video shows the robber walk up behind the Loomis Armored Car courier as she serviced the ATM machine. Police say the suspect threw a cup of hot coffee on her. The suspect grabbed a bag full of cash, then ran off.

The suspect was dressed in a white construction helmet and a yellow safety vest. Police haven't officially said how much he got away with-- only that it was a "large amount of money."

► WATCH SECURITY VIDEO OF ROBBERY

Anyone with information regarding this individual should contact Crime Stoppers Atlanta at (404) 577-8477. There is a reward and all callers can remain anonymous.